Synonyms for omitting

leaving out, missing, failing to mention, not naming, not including, not inserting, discarding, withholding, ignoring, neglecting, repudiating, passing over, passing by, excluding, slighting, disregarding, excepting, canceling, casting aside, prohibiting, precluding; see also overlooking 2.

Antonyms including*, mentioning, inserting.

neglecting, ignoring, excluding; see omission 1.